<!DOCTYPE html>
<html lang="en">
{% load static %}
<head>
    <meta charset="UTF-8">
    <title>{% block title %}默认标题{% endblock %}</title>
    <link href="{% static 'css/base.css' %}" rel="stylesheet" type="text/css" />
</head>
<body>
    {% include 'top.html' %}
    {% block content %}
        <div>默认内容，继承可替换</div>
    {% endblock %}
    {% include 'foot.html' %}
</body>
</html>